53971936 has 24 divisors (see below), whose sum is σ = 106716960. Its totient is φ = 26869248.

The previous prime is 53971927. The next prime is 53971963. The reversal of 53971936 is 63917935.

It is a happy number.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 53971892 and 53971901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4120 + ... + 11176.

It is an arithmetic number, because the mean of its divisors is an integer number (4446540).

Almost surely, 2^53971936 is an apocalyptic number.

It is an amenable number.

53971936 is a deficient number, since it is larger than the sum of its proper divisors (52745024).

53971936 is a wasteful number, since it uses less digits than its factorization.

53971936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7306 (or 7298 counting only the distinct ones).

The product of its digits is 153090, while the sum is 43.

The square root of 53971936 is about 7346.5594668525. The cubic root of 53971936 is about 377.9108250584.

The spelling of 53971936 in words is "fifty-three million, nine hundred seventy-one thousand, nine hundred thirty-six".